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-rw-r--r--xlators/nfs/lib/src/xdr-rpc.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/xlators/nfs/lib/src/xdr-rpc.c b/xlators/nfs/lib/src/xdr-rpc.c
index ac0f8afd3..5f8521ff3 100644
--- a/xlators/nfs/lib/src/xdr-rpc.c
+++ b/xlators/nfs/lib/src/xdr-rpc.c
@@ -188,3 +188,37 @@ xdr_to_auth_unix_cred (char *msgbuf, int msglen, struct authunix_parms *au,
return 0;
}
+ssize_t
+xdr_length_round_up (size_t len, size_t bufsize)
+{
+ int roundup = 0;
+
+ roundup = len % XDR_BYTES_PER_UNIT;
+ if (roundup > 0)
+ roundup = XDR_BYTES_PER_UNIT - roundup;
+
+ if ((roundup > 0) && ((roundup + len) <= bufsize))
+ len += roundup;
+
+ return len;
+}
+
+int
+xdr_bytes_round_up (struct iovec *vec, size_t bufsize)
+{
+ vec->iov_len = xdr_length_round_up (vec->iov_len, bufsize);
+ return 0;
+}
+
+void
+xdr_vector_round_up (struct iovec *vec, int vcount, uint32_t count)
+{
+ uint32_t round_count = 0;
+
+ round_count = xdr_length_round_up (count, 1048576);
+ round_count -= count;
+ if (round_count == 0)
+ return;
+
+ vec[vcount-1].iov_len += round_count;
+}